package com.shopng.auth;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.security.core.Authentication;
import org.springframework.security.web.authentication.SavedRequestAwareAuthenticationSuccessHandler;

import com.shopng.model.User;

public class LoginSuccessHandler extends SavedRequestAwareAuthenticationSuccessHandler
{
  @Override
  public void onAuthenticationSuccess(HttpServletRequest request, HttpServletResponse response,
      Authentication authentication) throws IOException, ServletException
  {
    // 获得授权后可得到用户信息 可使用SUserService进行数据库操作
    User userDetails = (User) authentication.getPrincipal();
    // 输出登录提示信息
    System.out.println("管理员 " + userDetails.getEmail() + " 登录");
    System.out.println("IP :" + getIpAddress(request));
    super.onAuthenticationSuccess(request, response, authentication);
  }
  
  public String getIpAddress(HttpServletRequest request)
  {
    String ip = request.getHeader("x-forwarded-for");
    if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
    {
      ip = request.getHeader("Proxy-Client-IP");
    }
    if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
    {
      ip = request.getHeader("WL-Proxy-Client-IP");
    }
    if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
    {
      ip = request.getHeader("HTTP_CLIENT_IP");
    }
    if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
    {
      ip = request.getHeader("HTTP_X_FORWARDED_FOR");
    }
    if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
    {
      ip = request.getRemoteAddr();
    }
    return ip;
  }
}
